Mid-Atlantic Comb-over vs Red-billed Duck

Cladonia submitis compared with Anas erythrorhyncha

Key Differences

• Mid-Atlantic Comb-over is Endangered while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Mid-Atlantic Comb-over	Red-billed Duck
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Aves (Birds)
Order	Lecanorales (Lecanorales)	Anseriformes (Anseriformes)
Family	Cladoniaceae	Anatidae
Genus	Cladonia	Anas
Species	Cladonia submitis	Anas erythrorhyncha

Conservation Status

Mid-Atlantic Comb-over

EN — Endangered

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Mid-Atlantic Comb-over	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Mid-Atlantic Comb-over

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Red-billed Duck

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries) and South America (Ecuador).

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway